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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
141

The Effects of Time Pressure on Speech Fluency in Aging Adults: Comparisons With Divided Attention

Sanford, Caleb Henderson 01 June 2023 (has links) (PDF)
This study investigated the impacts of dual task and time pressure conditions on the speech fluency of 60 neurotypical adults between the ages of 26 and 85. Participants retold short stories in baseline, time pressure, dual task, and combined dual task and time pressure conditions. Dependent variables included five measures of speech fluency: words per minute (WPM), fillers per verbalization, false starts and repetitions per verbalization, extended pauses per utterance, and speech naturalness. Each of these variables was compared between age groups of younger, older, and elderly adults and across conditions. Results reveal that time pressure causes speech rate to increase across age groups but combining time pressure with a dual task condition mitigates this effect in elderly speakers. Additionally, younger adults are perceived to have more natural speech compared to older and elderly adults. Speakers across age groups perform similarly in all other variables of speech fluency, with notable changes in fluency under the combined dual task and time pressure condition compared to other conditions. These findings suggest that while speakers do not always become less fluent as attentional demands increase, the combination of dual task and time pressure conditions can cause attentional demands to surpass capacity and/or resource allocation thresholds for fluent speakers. Future research should continue investigating the effect of time pressure and other divided attention conditions on typical speakers and those with communication disorders to establish methods for optimizing conditions for effective communication in everyday situations.
142

Toward a Domain Theory of Fluent Oral Reading with Expression

McBride, Reo H. 14 December 2005 (has links) (PDF)
Today's educators are in need of tests or rating systems that provide specific and valid feedback to parents, students and programs. This need includes the area of expressive fluent oral reading. One way to address this need is to provide a rating system based on theoretical models that explore how fluency develops. This study explores the dimensions, constructs, or aspects that make up fluency. It also explores whether there is a sequence or order in how fluent oral reading with expression develops and the theoretical reasons for that ordering. This study further addresses whether word recognition or accuracy confounds the ratings of other aspects of fluency. Such issues may affect the reading community's approach to the teaching of fluency in the schools. For, if there is a developmental ordering of constructs that make up fluency, or if it is found that accuracy (word recognition) is separate from fluency, knowledge of such an ordering and separation can influence paradigms of how we as educators view present approaches to the teaching of reading in the classroom, especially in how we build our students' fluent oral reading skills. The researcher developed a rating scale to measure fluent oral reading with expression. He found that there are two dimensions providing the most meaningful interpretation to expressive fluent oral reading: accuracy and fluency. The author provides the rationale and empirical evidence that there is a learning order of subordinate constructs belonging to the fluency dimension. This order, as determined by a many-facets Rasch analysis, is (a) phrasing, (b) smoothness, (c) rate, (d) expression, and (e) confidence. When accuracy is used in the same Rasch analysis, it was found to be easier than phrasing, showing that the method used to select texts easy enough for students was successful. Accuracy was used as a control dimension to assure that fluency constructs could be observed by avoiding confounding the observations of fluent oral reading with word knowledge problems. Each construct consists of at least two descriptors or indicators, totaling 14 indicators in all. Three indicators load together on accuracy, and ten load together on fluency. An indicator designed for fluency, Smoothness 2: No Repeats, also loads on accuracy when included in the factor analysis, but it was found not to be a good indicator of accuracy or fluency. This clarification of number of dimensions and ordering constitutes the beginnings of a domain theory of fluent oral reading with expression (FORE) which provides an empirical description of the developmental sequence of progressive attainments that the average learner achieves on the two primary dimensions.
143

Effects of Extended Explicit Systematic Phonics Instruction on Adult L2 Fluency

Ocana, H. Vanessa 16 June 2011 (has links) (PDF)
Reading may be viewed as an invisible skill, and some may even consider it a passive skill. However, reading is an active and complex skill. It requires one to use a wide range of skills simultaneously to achieve fluency. Hence, it is crucial to learn and use strategies to master such a complex skill. Today, research states that fluent reading includes using top-down and bottom-up strategies, or an interactive approach, to truly become a fluent reader. In fact, research has shown the effects that all three models have had on students. More specifically, L1 studies have shown positive effects in using phonics instruction (a type of bottom-up model) on students' reading fluency. Although this is true, there has been little research in L2 settings that investigates the effects that phonics instruction has had on L2 learners. It seems that L2 reading curricula focus on teaching top-down strategies in hopes that students implicitly learn bottom-up strategies. In reality, students may need to experience a transitional phase where they explicitly learn phonics and how to decode words in order to become fluent readers. The current study seeks to explore whether implementing extended explicit systematic phonics instruction in an L2 setting facilitates reading fluency. Thus, the goal of this study was to investigate whether extended explicit systematic phonics instruction would affect L2 students' reading fluency in terms of decoding, reading rate and comprehension. Two groups of students participated in this study; an experimental group who received extended explicit systematic phonics instruction and a control group who did not receive the treatment. Two types of exams were administered. One exam indicated that phonics instruction helped students read words accurately, but the second exam illustrated that phonics instruction did not make a difference in decoding, reading rate and comprehension. These results suggest further exploration on the topic.
144

Perceptual, Acoustic, and Kinematic Effects of Sentence-Initial, Single-Phoneme Prolongation in People Who Do and Do Not Stutter

Matthews, Darrell Sharp 14 November 2012 (has links) (PDF)
This study examined a sentence-initial one-second sound prolongation as a possible fluency-inducing condition in people who stutter. The effects of this prolongation technique on the single sentence utterances of five people who stutter (PWS) and five age- and gender-matched controls were investigated. Variables tested included stuttering percentages, speaking rate, duration of phonated intervals, and correlation between upper lip and lower lip/jaw. Results showed a non-significant trend for less stuttering to occur when participants used the prolongation technique. Significant findings included longer durations of phonated intervals and more negatively correlated upper- and lower-lip movements during the prolongation condition. Rate of speech was not affected. These findings suggest that the prolongation technique caused measurable changes in speech motor control, possibly leading to greater fluency for PWS.
145

The Correlation of Arab ELLs' Academic Reading Fluency in Arabic and English

McCollum, Jonathon C. 09 July 2012 (has links) (PDF)
Educational and economic developments in the Persian Gulf have increased the need for academic English reading fluency in the rising generation of college-bound students. A discussion of the literature on the linguistic properties of Arabic diglossia and orthography affirms the challenge that Arabs confront in L1 literacy. Because of the difficulties encountered in Arabic literacy, the transfer of L1 skills to L2 emerges as a salient issue for English instruction in the Arab world. The following study of Arab ELLs' academic reading fluency in Arabic and English investigates a hypothesized positive correlation between L1 and L2 reading abilities. Quantitative and qualitative data were obtained through the administration of academic reading fluency instruments in both Arabic and English and a survey of reading habits to a sample of 112 post-secondary Gulf Arab students in an English language program in Doha, Qatar. The analysis of the data reveals a correlation between Arabic and English reading fluency confirming previous research on transfer of reading skills between L1 and L2. The data further suggest the advisability of promoting reading fluency training in L1 as a facilitator of L2 fluency, especially in localities such as the Persian Gulf, where the professional environment requires young graduates to have fluency skills in both languages.
146

Understanding L1-L2 Fluency Relationship Across Different Languages and Different Proficiency Levels

Maletina, Olga Vyacheslavovna 11 June 2014 (has links) (PDF)
The purpose of this research was to better understand the relationship between L1 and L2 fluency, precisely, whether there is a relationship between L1 and L2 temporal fluency measures and whether this relationship differs across different languages and different proficiency levels. In order to answer these questions, L1 and L2 speech samples of the same speakers were collected and analyzed. Twenty-five native speakers and 45 non-native speakers of Japanese, Mandarin Chinese, Portuguese, Spanish, and Russian were asked to respond to questions and perform picture descriptions in their L1 and L2. The recorded speech samples were then analyzed by means of a Praat script in order to identify mean length of run (MLR), speech rate, and number of pauses. Several different statistical analyses were then performed to compare these L1 and L2 temporal features across different languages and different proficiency levels. The results of this study indicate that there is a strong relationship between L1 and L2 fluency and that this relationship may play a role in L2 production. Furthermore, it was found that native languages differ in their patterns of L1 temporal fluency production and that these differences may affect the production of L2 temporal fluency. It was also found that L1-L2 fluency relationship did not differ at different proficiency levels suggesting that individual factors may play a role in L2 fluency production. Thus, it was found that an Intermediate speaker of Spanish, for instance, did not speak faster than an Intermediate speaker of Russian, suggesting that naturally slower speakers in their L1 will still speak slower in their L2. These results indicate that fluency is as much of a trait as it is a state. However, it was also found that not all of the L1-L2 language combinations demonstrated the same results, indicating that the L1-L2 fluency relationship is affected by the L2. These findings have different implications for both L2 teaching and learning, as well as L2 assessment of fluency and overall language proficiency.
147

The Effects of Quantitative and Qualitative Feedback on Speaking Fluency Development

dos Santos, Carlos Eduardo 02 July 2014 (has links) (PDF)
This study examined the effect of two forms of feedback (qualitatitive and quantitative) on the development of the spoken fluency of English language learners. Sixty-five intermediate- high students from 22 countries and 11 native languages enrolled in an intensive English language program at the English Language Center, Brigham Young University in Provo, Utah, participated.Throughout the 11-week course, the treatment group (consisting of 33 participants) received feedback on a weekly basis during speaking assessment tasks. The first form of feedback consisted of a quantitative analysis of their spoken fluency. This analysis, performed by PRAAT acoustic analysis software, measured several key features: speech rate (syllables per minute), pause frequency and duration, fillers, false starts, and connectedness of speech (mean length of run). In addition to measurements of their own performance, participants were presented with data on the average performance of their peers, as well as measurements of how closely their performance approximated the fluency measurements of a native speaker.The second form of feedback was qualitative, consisting of written descriptions of the participants` dysfluencies including fillers, high pause frequency and duration, low speech rate and false starts. Participants also received qualitative feedback in the form of self-assessment where they analyzed their own previously made recordings.Following the completion of the treatment, participants completed a survey eliciting their perceptions of the forms and effectiveness of feedback they had received over the course of the treatment. Though participants reported that the feedback (especially the qualitative variety) was useful, through statistical analysis of test and task scores it was found that other than for filler and false starts, feedback was not a significant factor in influencing the students' improvement over the course of the semester, and it is probable that other factors (task repetition) played a larger role.
148

Adult Second Language Learners' Social Network Development and Perceived Fluency Gain in an Immersion Environment

Bejarano, Marie Naomi 02 July 2013 (has links) (PDF)
This study investigated the social networks developed by language learners and their relationship with perceived changes in the learners' fluency in the context of an intensive English as a second language (ESL) program. Using data from the Study Abroad Social Interaction Questionnaire (SASIQ) to determine SN development and native speaker ratings to determine perceived fluency, a simple linear regression to test the relationship between social network variables and fluency gain, as well as a hierarchical regression measuring (a) the combined effect of variables previously found to be significant in fluency gain, and (b) the additional joint effect of the remaining social network variables. We found that participants were successful in developing complex social networks, and that their oral fluency did increase significantly in connection with their social networks. Density (the average number of people listed in a social group) was the most important factor when only social network variables were considered. In the hierarchical regression, initial proficiency level and the percentage of native English speakers in the network were the most significant of the established variables in the first step, and overall size and density were the most important of the added social network variables in the second step.
149

Exploring the Relationship Between Factors of Implementation, Treatment Integrity and Reading Fluency

Henninger, Kira 01 May 2010 (has links)
Treatment integrity has always had a presence in research, but now more than ever must become a priority owing to the changes in Special Education Law. The present study intends to explore the relationship between factors of implementation, treatment integrity of intervention implementation, and reading fluency. Participants included students in grades 2 through 5 and their teachers enrolled in an urban elementary school in the southwest area of the United States. Participants were chosen for possible inclusion on the basis of their fall performance relative to oral reading fluency on a universal screening measure used as part of the district's Response to Intervention (RTI) plan. Classroom teachers were observed implementing reading interventions and asked to respond to surveys aimed at summarizing their opinions regarding factors related to choice of intervention and implementation. Path analysis was conducted to explore the relationship between two factors of implementation (intervention complexity and acceptability), treatment integrity (adherence to intervention protocol) and student outcomes (oral reading fluency scores). It was hypothesized that low scores for intervention complexity would be inversely related to levels of treatment integrity, which would subsequently be positively related to reading fluency. Moreover, it was hypothesized that intervention acceptability and treatment integrity would be positively related, which would subsequently be positively related to reading fluency. Lastly, it was hypothesized that there would be an inverse relationship between intervention complexity and reading fluency, and a positive relationship between intervention acceptability and reading fluency. Results indicated an inverse relationship between intervention complexity and treatment integrity, suggesting that when complexity was low, treatment integrity was high. A positive relationship was found between intervention acceptability and treatment integrity, suggesting that when acceptability was high, treatment integrity was high. Furthermore, when treatment integrity was high, reading fluency scores were found to be high. An inverse relationship was found between complexity and reading fluency, suggesting that when complexity was low, reading fluency scores were high. Lastly, a positive relationship was found between acceptability and reading fluency, suggesting that when acceptability was high, reading fluency scores were high.
150

The Implementation of Reading Strategies to Increase Reading Fluency with Basic Leveled Readers

Stiverson, Diana K. January 2008 (has links)
No description available.

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